How to increase JVM Memory Size in WebSphere Application Server (WAS).
Server getting very slow and hanging up a lot sometime ending up by "java.lang.OutOfMemory" error frequently while deploying or republishing J2EE Web application in WebSphere Application Server.
Today, I'll telling how to set initial heap size and maximum heap size of JVM. that can solve these issues So to do so start your WAS first. then After the server has been started run the admin console from the IDE I am using IBM RSA(Rational Software Architect for WebSphere) you could be use whatever you like.